add REDIRECT

hc

2024-10-09 05e59e5fb0064c97a1c10921ecd549f2d4a58565

 kernel/arch/um/drivers/line.h
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@@ -1,6 +1,6 @@
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+/* SPDX-License-Identifier: GPL-2.0 */
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 /* 
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  * Copyright (C) 2001, 2002 Jeff Dike (jdike@karaya.com)
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- * Licensed under the GPL
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  */
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 #ifndef __LINE_H__
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@@ -66,7 +66,6 @@
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 		      char *init, char *name);
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 extern int line_write(struct tty_struct *tty, const unsigned char *buf,
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 		      int len);
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-extern int line_put_char(struct tty_struct *tty, unsigned char ch);
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 extern void line_set_termios(struct tty_struct *tty, struct ktermios * old);
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 extern int line_chars_in_buffer(struct tty_struct *tty);
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 extern void line_flush_buffer(struct tty_struct *tty);